1SDA056784R1 ABB E4S 4000 PR121/P-LI In=4000A 3p F HR

The 1SDA056784R1 ABB E4S 4000 PR121/P-LI In=4000A 3p F HR is a high-capacity circuit breaker from ABB’s SACE Emax series, designed for industrial and commercial power systems. Below are its key features:

• Rated Current (In): 4000 A
• Pole Configuration: 3-pole, for three-phase systems
• Installation: Fixed installation, providing a stable setup
• Terminal Type: Rear terminals for reliable and efficient electrical connections
• Overcurrent Release: PR121/P-LI, providing basic overcurrent protection to safeguard against overloads and short circuits
• Auxiliary Contacts: Equipped with 4 auxiliary contacts for additional monitoring and control capabilities
• Breaker Position: Operates in both open and closed positions for flexibility in circuit control
• Mounting Orientation: Horizontal (HR), designed for specific industrial panel layouts
• Application: Suitable for high-power systems, providing reliable protection in industrial, commercial, and utility installations

The PR121/P-LI release ensures dependable overcurrent protection, while the auxiliary contacts enhance system integration and monitoring. This breaker is ideal for heavy-duty applications requiring consistent performance and safety.